Air flow volume: 3L/min
Oxygen concentration: 30%(ambient temperature 20 standard atmospheric pressure)
Power: 25W
Voltage: 12V DC
Noise: <46dB
Using temperature: Below 10 to 40
Using humidity: <80%RH
Storage temperature: Below10to 40  Storage humidity: <80%RH
Dimensions: Product: 285 (L)x 190(W) x 300(H)mm
Weight: 3.9kg(including 0.5kg spare parts)
Features:
Fashionable style, favorite of Europe and USA market, selected material, compact structure, stream-line front panel, elegant profile, earphone shaped oxygen breathing apparatus made of Nano material, sterilizing and contamination free.
Dual usage: Can be used at home and in a car.
Air purifying and refreshing, photocatalyst active carbon functions to remove dusts, bacteria and odor from air.